Mayfly Patterns By Species

The Matt's Baetis nymph pattern captures the true spirit of the Generalist in its ability to match a massive number of mayfly and stonefly species....

The "AP" in AP Nymph stands for "All Purpose" and that is truly the case when it comes to this ultra-versatile generalist pattern. When fished in ...

Similar to the household lubricant from which this pattern derives its name, the WD-40 works anytime and everywhere! The profile of this fly and t...

If we could only fish two nymph patterns for the rest of our days on the water, one would be a Flashback Hare's Ear, and the second would be the Fl...

While there are no secret patterns that are guaranteed to catch fish every time you are on the water, the closest thing to it would be the Pheasant...

The nymph life cycle of the Pale Morning Dun is actively preyed upon by trout in both Eastern and Western rivers. Known to take multiple "practice...

The soft hackle wrap on the Beadhead Soft Hackle Pheasant Tail adds another layer of realism to this already legendary pattern. As this nymph drif...

Also know as the Guides Choice hares Ear Nymph, it is the soft hackle wrap on the that adds the final layer of realism to this already legendary pa...

The Blue Dun is a common name that has been applied to a number of spring and summer emerging mayfly species, including the Black Quills, Blue Quil...

Sitting lower in the water than both the Parachute BWO and the Thorax BWO, the BWO CDC Comparadun makes it appear trapped in the surface film, and ...

With the name Light Cahill being applied to a number of different mayfly species across the country, having this pattern stocked in your box will e...

The Yellow Drake (Ephemera varia) is a massive mayfly that emgerges from Midwestern and Eastern streams each fall. Unlike other mayflies in the Ep...

One of the first and most prolific mayfly hatches each spring in the upper Midwest, Appalachia, East Coast, and New England, the trout wake from th...

Light Hendrickson, Ephemerella invaria, or Sulpher are all names for the same explosive mayfly hatch that takes over East Coast rivers each spring....

Tied to match the East coast's first and most prolific Spring mayfly hatch, that of Ephemerella subvaria or Dark Hendrickson. The traditional Dark...

The tiny moving water mayfly family of Tricorythodes (or more commonly known as Tricos), make up what for what they lack in size (generally sizes 1...

Depending on where you live, a number of different mayflies might share the name of Blue Winged Olive (BWO). However, it is the size 16-24 family...

True to the natural Callibaetis Mayfly down to the speckled wing and long tail, the Loopwing Parachute Callibaetis is an almost spot-on imitation o...

Found throughout the lower 48 states and Canada, the Callibaetis Mayfly is one of our few stillwater (pond, lake, and reservoir) mayfly species. W...

Found throughout the lower 48 states and Canada, the Callibaetis Mayfly is one of our few stillwater (pond, lake, and reservoir) mayfly species. W...

With the name Light Cahill being applied to a number of different mayfly species across the country, having this pattern stocked in your box will ...

A common name used in reference to a number of mayfly species, the Parachute Red Quill is a fly that can be used to match a number of species spann...

The spawned out mayfly spinner, floating on top of the water after death, is among the easiest food and fastest calories available for the feeding ...

After the BWO hatch each spring, the Pale Morning Dun or PMD is the next major mayfly hatch for streams and rivers across the West. If you are loo...

Close cousins to the Sulphur and Pale Evening Dun, the Pale Morning Dun or PMD hatch is the stuff of mayfly legends! Filling every portion of the ...

Used to match the expired PMD, PED, and Sulphur Mayflies, this Pearlwing Spinner has given up its ghost and is ready and waiting for a hungry trout...

One of the first and most prolific mayfly hatches each spring in the upper Midwest, Appalachia, East Coast, and New England, the trout wake from th...

While present throughout the US, the Pale Morning Dun (PMD) is most prolific and considered a vital food source for trout out west. Usually emergi...

The Sulphur Mayfly is among the most notable and eagerly anticipated (by both trout and the fly angler) late spring to early summer hatches for the...

Among the largest mayfly species found in our rivers spanning from the Midwest to the Pacific Ocean, the Green Drake Nymph is a staple food for man...

The Barr's Emerger has earned its stripes in the field and on the water, making it one of the most popular and effective mayfly emerger patterns on...

One of the few families of mayfly that make their home in lakes and ponds, the Callibaetis mayfly is a 365 day a year trout favorite across most of...

While there are no secret patterns that are guaranteed to catch fish every time you are on the water, the closest thing to it would be the Pheasant...

Originally tied along the banks of Oregon's McKenzie river, and made famous on the Big Horn River in Montana, the Skinny Nelson is an unassuming, m...

Originally tied along the banks of Oregon's McKenzie river, and made famous on the Big Horn River in Montana, the Skinny Nelson is an unassuming, m...

Don't let the name, Beadhead Micro Mayfly, fool you. Regardless of what you might think, trout don't know the name of the flies in your fly box, a...

One of the first and most prolific mayfly hatches each spring in the upper Midwest, Appalachia, and New England, the trout wake from their winter s...

The Stalcup Baetis is a bit of a bully when it comes to fly patterns. It's not content to be fished for just one hatch and always wants to be a p...

The "Jack of all Trades" of the angler's fly box, the Mercury Flashback Pheasant Tail is an ultra-versatile fly pattern that is capable of matchin...

The H & L Variant is a high floating, traditional dry fly that has been fooling trout for more than 60 years. While sharing many characteristi...

Topped with a brass beadhead and a little flash to help it shine through cloudy water, the Beadhead Flashback Barr's Emerger has earned its stripes...

If we were only allowed to fish one dry mayfly pattern for the rest of our days on the water, that pattern would be the Parachute Adams. If we wer...

Depending on where you live, a number of different mayflies might share the name of Blue Winged Olive (BWO), but the vast majority of the time it i...

After the BWO hatch each spring, the Pale Morning Dun or PMD is the next major mayfly hatch for streams and rivers across the West. If you are loo...

A unique fly matching one of the most vulnerable ad productive life-cycles of the Mayfly, the Female Adams imitates the egg-laying spinner that has...

Holding its head and abdomen close to the water, and its wings high aloft, the Parachute Blue Dun is an excellent fly pattern when matching the Bla...

The overweight member of the Adams dry fly family, the Irresistible Adams is just too big of a meal for most trout to pass up! While copying the wi...

Invented by tied by legendary fly tyer and angler Preston Jennings, the Grey Fox has been the bane of trout in the Catskill mountains for more than...